From: facebookresearch <github.com/facebookresearch>Newsgroups: alt.freeweights.toolsSubject:

FAISS

Release: v1.16.0 (2026-11-10)Commit: 6ccfd5fLicense: MIT

A library for efficient similarity search and clustering of dense vectors.

retrievalv1.16.0releaseFAISSC++MIT

FactsLicenseMITLanguageC++KindretrievalRelease2026-11-10PlatformsLinux, macOS, WindowsLinks to the projectpermissive

$ conda install -c pytorch -c conda-forge faiss-cpu=1.16.0

Overview Install Use with Freeweights License Provenance

Overview

Library for similarity search over dense vectors, on CPU and GPU.

Kind: retrieval
License: MIT
Language: C++
Platforms: Linux, macOS, Windows
Latest release: v1.16.0 (2026-11-10)
Repository: facebookresearch/faiss

Freeweights links to the project and does not host tool binaries.

Install

$ conda install -c pytorch -c conda-forge faiss-cpu=1.16.0

$ conda install -c pytorch -c conda-forge faiss-cpu=1.16.0

Checked against the project's README on 2026-11-14. The project's own instructions win when they differ: install docs

Freeweights links to the project and does not host tool binaries.

Use with Freeweights

Use a catalog model

Download the weights from Freeweights first (HF_ENDPOINT or fw.py), then point the tool at the folder.

Catalog models it can run (354)

all-MiniLM-L6-v1 all-MiniLM-L6-v2 all-MiniLM-L6-v2-4bit all-mpnet-base-v1 allenai-specter bert-base-nli-max-tokens bert-base-nli-stsb-mean-tokens bert-large-nli-mean-tokens bge-base-en-v1.5-ONNX bge-large-en-v1.5-ONNX bge-m3-mlx-8bit bge-m3-mlx-fp16 bge-m3-ONNX bge-reasoner-embed-qwen3-8b-0923 bge-small-en-v1.5-GGUF bge-small-zh-v1.5-ONNX BGE-VL-MLLM-S2 BGE-VL-v1.5-mmeb BGE-VL-v1.5-zs BiomedVLP-BioViL-T bitnet-embedding-0.6b bitnet-embedding-270m camembertav2-base camembertav2-base clip-ViT-B-32-multilingual-v1 CLM-v0.1-8B-MLX-8bit CodeRankEmbed core-reranker-2b core-reranker-8b DenseOn DenseOn-ONNX distilbert-base-nli-mean-tokens distilbert-base-nli-stsb-mean-tokens distilbert-multilingual-nli-stsb-quora-ranking distilhubert distiluse-base-multilingual-cased E2Rank-4B E2Rank-8B e5-small-v2-Q8_0-GGUF embeddinggemma-2-4bit embeddinggemma-2-5bit embeddinggemma-2-bf16 embeddinggemma-2-GGUF embeddinggemma-2-mxfp4 embeddinggemma-2-mxfp8 embeddinggemma-2-nvfp4 encodec_48khz ettin-reranker-17m-v1 F2LLM-v2-160M F2LLM-v2-160M-ONNX F2LLM-v2-330M F2LLM-v2-330M-ONNX facebook-dpr-ctx_encoder-multiset-base granite-embedding-30m-english-ONNX granite-embedding-30m-sparse granite-embedding-311m-multilingual-r2-ONNX granite-embedding-reranker-english-r2 granite-vision-3.3-2b-embedding gte-small gte-small-Q8_0-GGUF

and 294 more.

License

License: MIT
Class: Permissive

Read the license

Freeweights links to the project and does not host tool binaries.

Provenance

From: facebookresearch <github.com/facebookresearch>Newsgroups: alt.freeweights.toolsSubject: FAISSRelease: v1.16.0 (2026-11-10)Commit: 6ccfd5fLicense: MIT

Repository: facebookresearch/faiss
Pinned release: v1.16.0, 2026-11-10
Release commit: 6ccfd5f9be2283ebc037564bb45c6ba63b71e96a
Default branch: main ebab8f784c1d177129602269d5ad966c525fbdcb
Fetched: 2026-11-14
Takedowns: None.

Freeweights links to the project and does not host tool binaries.

Get it

Install Project repository

Works with

354 catalog models. See the list